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Phys.org / Frequent Arctic wildfires could cut snow cover by 18 days, impacting global climate and ecology

The correlation between Arctic wildfires and abnormal snow cover under global warming is of growing concern. A comprehensive quantitative assessment by researchers at The Hong Kong Polytechnic University (PolyU) has shown ...

Jan 8, 2026 in Earth
Phys.org / Cosmic lens reveals hyperactive cradle of future galaxy cluster

Galaxy clusters are formed by a dense packing of many galaxies, making them the most massive structures in the universe. Their progenitors, protoclusters, show these galaxies in their infancy, offering a window to study how ...

Jan 8, 2026 in Astronomy & Space
Medical Xpress / Stem cell therapy for stroke shows how cells find their way in the brain

Some parts of our bodies bounce back from injury in fairly short order. The outer protective layer of the eye—called the cornea—can heal from minor scratches within a single day. The brain is not one of these fast-healing ...

Jan 8, 2026 in Neuroscience
Medical Xpress / Stem cell engineering progress paves way for next-generation living drugs

For the first time, researchers at the University of British Columbia have demonstrated how to reliably produce an important type of human immune cell—known as helper T cells—from stem cells in a controlled laboratory ...

Jan 8, 2026 in Immunology
Medical Xpress / Simulating dyslexia: Human model can safely mimic symptoms in neurotypical adults

Dyslexia is a common developmental disorder, affecting around 7% of the global population. It is characterized by difficulties with accurate or fluent reading and spelling, despite average intelligence and adequate schooling. ...

Jan 8, 2026 in Neuroscience
Tech Xplore / Detecting 'hidden defects' that degrade semiconductor performance with 1,000X higher sensitivity

Semiconductors are used in devices such as memory chips and solar cells, and within them may exist invisible defects that interfere with electrical flow. A joint research team has developed a new analysis method that can ...

Jan 8, 2026 in Engineering
Medical Xpress / Bright light suppresses eating and weight gain in mice

Past research has found that exposure to bright lights and high levels of noise can alter both physiological processes and human behavior. For instance, an elevated or limited exposure to bright lights and noise has been ...

Jan 7, 2026 in Neuroscience
Phys.org / How population bottlenecks shape bacterial cooperation and competition

Microbes often display cooperative behavior in which individual cells put in work and sacrifice resources to collectively benefit the group. But sometimes, "cheater" cells in the group may reap the benefits of this cooperation ...

Jan 8, 2026 in Biology
Medical Xpress / Episiotomy linked to increased risk of severe bleeding in women with anemia

Having an episiotomy, a surgical cut to the vagina during childbirth, doubles the risk of postpartum hemorrhage (PPH) in women with moderate or severe anemia, according to new research published in The Lancet Global Health.

Jan 8, 2026 in Obstetrics & gynaecology
Phys.org / Portable biosensor could enable on-site PFAS detection

A portable biosensor developed at La Trobe University may allow rapid, on-site detection of toxic "forever chemicals" in water, removing the need for samples to be sent to specialist laboratories.

Jan 8, 2026 in Earth
Medical Xpress / Mapping proteins in African genomes reveals new paths to fight type 2 diabetes

Researchers have conducted the most comprehensive analysis to date linking plasma proteins to genetic variation in individuals from continental Africa. Their study addresses a long-standing gap by studying a population grossly ...

Jan 8, 2026 in Genetics
Medical Xpress / A better metric for calculating the value of a healthy year of life

Decades of advances in medical technology and public health are causing global populations to age. While achieving longer lives is certainly a net positive, this demographic shift is placing an ever-growing strain on national ...

Jan 8, 2026 in Medical economics